Hydrogen cyanide can be present in an atmosphere long before the ignition temperature of a material is reached or after a fire is extinguished due to off-gassing, or ____, of materials.

The most common cause of an IV's not flowing properly is:

a. the cannula abutting the vein wall or valve. b. a constricting band left in place. c. a completely filled drip chamber. d. edema at the puncture site.

The Modified Allen test is performed prior to the GTT

Indicate whether this statement is true or false.